[llvm] undo breaking changes from "Reduce AsmPrinterHandlers virt. fn calls" without reverting the performance gains (PR #122297)

[Jameson Nash via llvm-commits]

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@@ -14,7 +14,7 @@
 #ifndef LLVM_LIB_CODEGEN_ASMPRINTER_WINCFGUARD_H
 #define LLVM_LIB_CODEGEN_ASMPRINTER_WINCFGUARD_H
 
-#include "llvm/CodeGen/AsmPrinterHandler.h"
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vtjnash wrote:

yes, thanks for noticing, since this was from an earlier version of the change (when I considered making WinCFGuard an EHHandler)

https://github.com/llvm/llvm-project/pull/122297